Skeletal system

Question 1

Axial skeleton

Answer 1

the bones of the skeleton , vertebral column, thorax, and sternum.

Question 2

Appendicular skeleton

Answer 2

bones of the limbs and limb girdles that are attached to the axial skeleton.

Question 3

Compact bone

Answer 3

One of two bone tissue: is dense and looks smooth and homogeneous.

Question 4

Spongy bone

Answer 4

One of two bones tissue: is composed of small needlelike pieces of bone and lots of open space.

Question 5

Long bones

Answer 5

are typically longer than they are wide. As a rule they have a shaft with heads at both ends.

Question 6

Short bones

Answer 6

are generally cube- shaped and contain mostly spongy bone.

Question 7

Flat bones

Answer 7

are thin, flattened, and usually curved.

Question 8

Irregular bones

Answer 8

bones that do not fit one of the preceding categories.

Question 9

Diaphysis

Answer 9

or shaft makes up most of the bone’s length and is composed of compact bones.

Question 10

Periosteum

Answer 10

the diaphysis is covered and protected by a fibrous connective tissue membrane called this.

Question 11

Epiphyseal line

Answer 11

is a remnant of the epiphyseal plate.

Question 12

Comminuted fracture

Answer 12

is a break or splinter of the bone into more than two fragments

Question 13

Compression fracture

Answer 13

is a collapse of a vertebra. It may be due to trauma or due to a weakening of the vertebra

Question 14

Depressed fracture

Answer 14

is a bris a bone fracture in which the parts of the broken bone are driven toward or into each other by forceeak in a cranial bone

Question 15

Impacted fracture

Answer 15

is a bone fracture in which the parts of the broken bone are driven toward or into each other by force

Question 16

Spiral fracture

Answer 16

is a bone fracture occurring when torque is applied along the axis of a bone. Spiral fractures often occur when the body is in motion while one extremity is planted.

Question 17

Greenstick fracture

Answer 17

a fracture of the bone, occurring typically in children, in which one side of the bone is broken and the other only bent.

Question 18

Hematoma

Answer 18

a solid swelling of clotted blood within the tissues

Question 19

Cranium

Answer 19

the skull, especially the part enclosing the brain.

Question 20

Occipital bone

Answer 20

the bone that forms the back and base of the skull, and through which the spinal cord passes.

Question 21

Vertebral column

Answer 21

another term for spinal column.

Question 22

Vertebrae

Answer 22

each of the series of small bones forming the backbone, having several projections for articulation and muscle attachment, and a hole through which the spinal cord passes.

Question 23

Intervertebral discs

Answer 23

a layer of cartilage separating adjacent vertebrae in the spine.

Question 24

Cervical vertebrae

Answer 24

are the seven cylindrical bones, or vertebral bodies that provide support and structure for the cervical spine

Question 25

Thoracic vertebrae

Answer 25

each of the twelve bones of the backbone to which the ribs are attached.

Question 26

Lumbar vertebrae

Answer 26

The lumbar vertebrae are, in human anatomy, the five vertebrae between the rib cage and the pelvis.

Question 27

Sacrum

Answer 27

a triangular bone in the lower back formed from fused vertebrae and situated between the two hipbones of the pelvis.

Question 28

Coccyx

Answer 28

a small, triangular bone at the base of the spinal column in humans and some apes, formed of fused vestigial vertebrae.

Question 29

Sternum

Answer 29

a thickened ventral plate on each segment of the body of an arthropod.

Question 30

Ribs

Answer 30

one of a series of curved bones that are articulated with the vertebrae and occur in pairs, 12 in humans, on each side of the vertebrate body, certain pairs being connected with the sternum and forming the thoracic wall

Question 31

Clavicle

Answer 31

or collarbone is a slender, doubly curved bone.

Question 32

Scapulae

Answer 32

or the shoulder blades are triangular and are commonly called wings because they flare when we move our arms posteriorly.

Question 33

Humerus

Answer 33

are arm is formed by this single bone. which is a typical long bone.

Question 34

Radius

Answer 34

when the body is in anatomical position the radius is the lateral bone. it is on the thumb side of your forearm.

Question 35

Ulna

Answer 35

is a medical bone of the forearm.

Question 36

Carpal bones

Answer 36

eight bones arranged in two irregular rows of 4 bones each from the hand to the rist.

Question 37

pelvic girdle

Answer 37

the enclosing structure formed by the pelvis, providing attachment for the hind limbs or pelvic fins.

Question 38

Femur

Answer 38

thigh bone is the only bone in the thigh.

Question 39

Tibia

Answer 39

or shinebone is larger and more medical.

Question 40

Fibula

Answer 40

lies alongside the tibia and forms joints with it proximally and distally, is thin and sticklike.